Expansion Tanks, Air Purgers, Hy-Vents,

Pressure Relief Valves

 

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Expansion Tanks
   

Amtrol Extrol Brochure

Amtrol Extrol Installation Instructions

   
Item Name: #30 Amtrol Extrol Tank
Item Number: 30
Price: $52.08
  

 

Item Name: #60 Amtrol Extrol Tank
Item Number: 60
Price: $108.05
  

 

Item Name: #90 Amtrol Extrol Tank
Item Number: 90
Price: $110.73

 

   
Item Name: Amtrol Filtrol Tank & Valve
Item Number: 1101
Price: $66.74
  

 

Item Name: 1" Amtrol Filtrol Tank Kit
Item Number: 110P1
Price: $100.04
  

 

Item Name: 1-1/4" Amtrol Filtrol Tank Kit
Item Number: 110P114
Price: $100.04
  

 

Item Name: Caleffi Check Valve for Expansion Tanks
Item Number: 561402A
Price: $9.03

1/2" NPT male x 1/2" NPT female for easy replacement of expansion tank.

    

 

   
Amtrol Therm-X-Trol Installation Instructions Amtrol Therm-X-Trol Sizing
   
Item Name: ST-8 Amtrol Therm-X-Trol
Item Number: ST8
Price: $68.53

    

 

Item Name: ST-12 Amtrol Therm-X-Trol
Item Number: ST12
Price: $71.64
  
 
Air Purgers
   
tem Name: 1" Air Purger
Item Number: 4431
Price: $13.80
  

 

Item Name: 1-1/4" Air Purger
Item Number: 4441
Price: $13.80
  

 

SpiroVents
   
Item Name: 1" Caleffi Discal Air Separator
Item Number: 551006AC
Price: $109.04

Air separator.  Brass body.

NPT threads.
Removable stainless steel or glass-filled nylon element.

Maximum working pressure: 150 psi
Working temperature range: 250˚F

1/2" NPT female bottom tap with check valve.

   DISCAL - Brass Air Separators

 

Item Name: 1-1/4" Caleffi Discal Air Separator
Item Number: 51007AC
Price: $151.38

Air separator.  Brass body.

NPT threads.
Removable stainless steel or glass-filled nylon element.

Maximum working pressure: 150 psi
Working temperature range: 250˚F

1/2" NPT female bottom tap with check valve.


   DISCAL - Brass Air Separators

 

Caleffi Hy-Vent
Caleffi Hy-Vent 150 psi 1/8" MPT
Item Number: 502610A
Price: $7.38
  

 

 

Pressure Relief Valves
   
Item Name: 3/4" 30lb Boiler Relief Valve
Item Number: 335RV
Price: $14.95
  

 

Item Name: 3/4" 150lb Relief Valve Short
Item Number: 100XL
Price: $8.20
  

 

Item Name: 3/4" 150lb Relief Valve 8" Long
Item Number: 100XL8
Price: $13.56

 

Water Feeders and Backflow Preventers

 

Item Name: Watts 1156 Fast Fill Water Feeder
Item Number: S1156F
Price: $44.88
Series 1156F High Capacity Feed Water Pressure Regulators are for use in commercial and residential hydronic heating systems to fill the boiler and piping system with water, and to maintain water pressure in the system at all times. It also provides make-up water to the system in the event of system leaks. It consists of an iron and bronze body construction with NPT threaded inlet and outlet connections, a tight seating check valve, purge lever for manual purging, and a stainless steel strainer. Series 1156F has high capacity performance and simplified servicing design. It is suitable for use in the boiler feed lines of hydronic heating systems. Also available with union solder or union threaded connections. Maximum Pressure: 100psi (6.9 bar).

     

 

 

Item Name: Watts Backflow Preventer
Item Number: 0061935
Price: $44.34
Series 9D Dual Check Valves with Intermediate Atmospheric Vent prevent the reverse flow of hot or cold polluted water from entering into the potable water supply. It consists of a brass body with stainless steel internal parts, integral strainer, and two durable, tight-sealing, rubber check valves. Series 9D is designed for continuous pressure, non-health hazard applications in smaller supply lines, such as laboratory equipment, processing tanks, sterilizers, dairy equipment, and specifically for boiler feed lines. Minimum Working Pressure: 25psi (172kPa), Maximum Working Pressure: 175psi (12.06 bar)


    

  Caleffi Combo Backflow Preventer & Autofill
Item Number: 573009A
Price: $93.13

Union inlet dual check continuous pressure backflow preventer with atmospheric vent plus automatic boiler feed valve with adjustable pressure setting with 1/2" NPT female outlet.

     Backflow preventer and AutoFill combination

 

 

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Amtrol Expansion Tanks | Pressure Relief Valves | Caleffi Discal Air Separator | Hy-Vents | air purger